Derek A. Griffiths

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Stourbridge, GB

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Patents Grantslast 30 patents

Information Patent Grant
Horseshoe manufacture
- Patent number 4,484,438
- Issue date Nov 27, 1984
- Benjamin Baker (Lye) Limited
- Derek A. Griffiths
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...